60(I)A,PBGH40-160(I)B
PBGH40-200(I),PBGH40-200(I)A,PBGH40-200(I)B,PBGH40-250(I),PBGH40-250(I)A
PBGH40-250(I)B,PBGH40-250(I)C,PBGH50-100,PBGH50-100A,PBGH50-125
PBGH50-125A,PBGH50-160,PBGH50-160A,PBGH50-160B,PBGH50-200,PBGH300-380B
PBGH50-200A,PBGH50-200B,PBGH50-250,PBGH50-250A,PBGH50-250B 屏蔽立式离心泵
PBGH50-250C,PBGH50-100(I),PBGH50-100(I)A,PBGH50-125(I),PBGH50-125(I)A
PBGH50-160(I),PBGH50-160(I)A,PBGH50-160(I)B,PBGH50-200(I),PBGH50-200(I)A
PBGH50-200(I)B,PBGH50-250(I),PBGH50-250(I)A,PB